Using a concordance ought to require a license. The following video is just one more sad example of sloppy and kooky biblical exegesis. And as long as it sells there will continue to be an audience for "pin the tail on the anti-Christ."
For some sanity and sound biblical studies check out:
The Man of Sin by Kim Riddlebarger
The Bible and the Future by Anthony Hoekema
Christ and the Future by Cornelius Venema